DS1685Q-5/T&R

Interface:	Parallel
Base Part Number:	DS1685
Supplier Device Package:	28-PLCC (11.51x11.51)
Package / Case:	28-LCC (J-Lead)
Mounting Type:	Surface Mount
Operating Temperature:	0°C ~ 70°C
Current - Timekeeping (Max):	3mA @ 5V
Voltage - Supply, Battery:	2.5 V ~ 3.7 V
Voltage - Supply:	4.5 V ~ 5.5 V
Series:	--
Date Format:	YY-MM-DD-dd
Time Format:	HH:MM:SS (12/24 hr)
Memory Size:	242B
Features:	Alarm, NVSRAM, Square Wave Output, Y2K
Type:	Clock/Calendar
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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DS1685Q-5/T&R Application Field and Working PrincipleClock/Timing – Real Time Clocks are electronic components that use digital signals to keep track of time and provide a stable reference for digital devices. This type of clock is used to provide timing and accurate data with minimal power consumption in a variety of applications. A Real Time Clock or RTC is an integral component of many digital products, from consumer electronics to automotive systems. The DS1685Q-5/T&R is a feature rich RTC, suitable for a range of applications, from automotive systems to consumer electronics. The DS1685Q-5/T&R is a low power clock that works in conjunction with other ICs (Integrated Circuits) to provide time and date information in digital format. It is time- & temperature-controlled by a highly accurate quartz oscillator, which uses an on-chip temperature controlled crystal oscillator to provide the precision timing source in the clock circuit. The onboard crystal oscillator provides a stable frequency reference, accuracy to within 0.517-ppm, and low power consumption, making it well suited for extended temperature operation. The DS1685Q-5/T&R is a mercury-free, lead-free, RoHS compliant device, and uses 3.2V to 3.4V as input. It has a range of integrated features for its size, including a real-time clock/calendar, three 8-bit programmable timers, and a variety of alarm settings, such as an alarm on a selected date, or an alarm at a certain time. This offers designers a great deal of flexibility when designing a system. The RTC is a highly accurate, low power timekeeper, which has significant features and application areas. As a clock/timer, it can be used to time activities in a variety of applications, such as in medical devices, security systems, and industrial automation. In automotive applications, the RTC can be used for date and time tracking or for precision event timing. It can also be used for time tracking in other industries, such as aerospace, outdoor, and maritime applications.In embedded systems, the DS1685Q-5/T&R is an ideal choice for time-dependent applications, providing a highly reliable, accurate thread to the system. It is used in products involving time sensitive data and processes, such as mobile phones, digital cameras, and medical devices, in which time and date must be kept accurate and reliable. The DS1685Q-5/T&R combines low power consumption, high accuracy, and a variety of features into a compact, space-saving design. It is the ideal choice for applications needing a robust and highly accurate timekeeper, while providing a stable and reliable timing source. With its features, it is suitable for many applications, from automotive systems to consumer electronics.

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